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comply with .editorconfig
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416 changed files with 29653 additions and 29979 deletions
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@ -11,7 +11,7 @@
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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******************************************************************************/
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package jsprit.examples;
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@ -37,77 +37,76 @@ import java.util.Collection;
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public class SimpleExample {
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public static void main(String[] args) {
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/*
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public static void main(String[] args) {
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/*
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* some preparation - create output folder
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*/
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File dir = new File("output");
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// if the directory does not exist, create it
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if (!dir.exists()){
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System.out.println("creating directory ./output");
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boolean result = dir.mkdir();
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if(result) System.out.println("./output created");
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}
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File dir = new File("output");
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// if the directory does not exist, create it
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if (!dir.exists()) {
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System.out.println("creating directory ./output");
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boolean result = dir.mkdir();
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if (result) System.out.println("./output created");
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}
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/*
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* get a vehicle type-builder and build a type with the typeId "vehicleType" and one capacity dimension, i.e. weight, and capacity dimension value of 2
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*/
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final int WEIGHT_INDEX = 0;
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VehicleTypeImpl.Builder vehicleTypeBuilder = VehicleTypeImpl.Builder.newInstance("vehicleType").addCapacityDimension(WEIGHT_INDEX, 2);
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VehicleType vehicleType = vehicleTypeBuilder.build();
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final int WEIGHT_INDEX = 0;
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VehicleTypeImpl.Builder vehicleTypeBuilder = VehicleTypeImpl.Builder.newInstance("vehicleType").addCapacityDimension(WEIGHT_INDEX, 2);
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VehicleType vehicleType = vehicleTypeBuilder.build();
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/*
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* get a vehicle-builder and build a vehicle located at (10,10) with type "vehicleType"
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*/
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Builder vehicleBuilder = VehicleImpl.Builder.newInstance("vehicle");
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vehicleBuilder.setStartLocation(Location.newInstance(10, 10));
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vehicleBuilder.setType(vehicleType);
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VehicleImpl vehicle = vehicleBuilder.build();
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Builder vehicleBuilder = VehicleImpl.Builder.newInstance("vehicle");
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vehicleBuilder.setStartLocation(Location.newInstance(10, 10));
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vehicleBuilder.setType(vehicleType);
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VehicleImpl vehicle = vehicleBuilder.build();
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/*
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* build services at the required locations, each with a capacity-demand of 1.
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*/
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Service service1 = Service.Builder.newInstance("1").addSizeDimension(WEIGHT_INDEX, 1).setLocation(Location.newInstance(5, 7)).build();
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Service service2 = Service.Builder.newInstance("2").addSizeDimension(WEIGHT_INDEX, 1).setLocation(Location.newInstance(5, 13)).build();
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Service service3 = Service.Builder.newInstance("3").addSizeDimension(WEIGHT_INDEX, 1).setLocation(Location.newInstance(15, 7)).build();
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Service service4 = Service.Builder.newInstance("4").addSizeDimension(WEIGHT_INDEX, 1).setLocation(Location.newInstance(15, 13)).build();
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VehicleRoutingProblem.Builder vrpBuilder = VehicleRoutingProblem.Builder.newInstance();
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vrpBuilder.addVehicle(vehicle);
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vrpBuilder.addJob(service1).addJob(service2).addJob(service3).addJob(service4);
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Service service1 = Service.Builder.newInstance("1").addSizeDimension(WEIGHT_INDEX, 1).setLocation(Location.newInstance(5, 7)).build();
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Service service2 = Service.Builder.newInstance("2").addSizeDimension(WEIGHT_INDEX, 1).setLocation(Location.newInstance(5, 13)).build();
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Service service3 = Service.Builder.newInstance("3").addSizeDimension(WEIGHT_INDEX, 1).setLocation(Location.newInstance(15, 7)).build();
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Service service4 = Service.Builder.newInstance("4").addSizeDimension(WEIGHT_INDEX, 1).setLocation(Location.newInstance(15, 13)).build();
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VehicleRoutingProblem.Builder vrpBuilder = VehicleRoutingProblem.Builder.newInstance();
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vrpBuilder.addVehicle(vehicle);
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vrpBuilder.addJob(service1).addJob(service2).addJob(service3).addJob(service4);
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VehicleRoutingProblem problem = vrpBuilder.build();
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VehicleRoutingProblem problem = vrpBuilder.build();
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/*
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* get the algorithm out-of-the-box.
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* get the algorithm out-of-the-box.
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*/
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VehicleRoutingAlgorithm algorithm = new SchrimpfFactory().createAlgorithm(problem);
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VehicleRoutingAlgorithm algorithm = new SchrimpfFactory().createAlgorithm(problem);
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/*
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* and search a solution
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*/
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Collection<VehicleRoutingProblemSolution> solutions = algorithm.searchSolutions();
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Collection<VehicleRoutingProblemSolution> solutions = algorithm.searchSolutions();
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/*
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* get the best
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* get the best
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*/
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VehicleRoutingProblemSolution bestSolution = Solutions.bestOf(solutions);
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new VrpXMLWriter(problem, solutions).write("output/problem-with-solution.xml");
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SolutionPrinter.print(problem, bestSolution, SolutionPrinter.Print.VERBOSE);
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VehicleRoutingProblemSolution bestSolution = Solutions.bestOf(solutions);
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new VrpXMLWriter(problem, solutions).write("output/problem-with-solution.xml");
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SolutionPrinter.print(problem, bestSolution, SolutionPrinter.Print.VERBOSE);
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/*
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* plot
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*/
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// SolutionPlotter.plotSolutionAsPNG(problem, bestSolution, "output/solution.png", "solution");
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new GraphStreamViewer(problem, bestSolution).labelWith(Label.ID).setRenderDelay(200).display();
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}
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new GraphStreamViewer(problem, bestSolution).labelWith(Label.ID).setRenderDelay(200).display();
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}
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}
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